Originally Posted by Guimenez
Now I'm on I9515XXU1ANI3 with googy kernel and stock rom it's working fine but with other rom I'm still having noises in call
So, we can conclude that change baseband, modem, wherever has no effect to noise call's on I9515L. Best thing to do now is waiting for dev analysis and stay with Stock ROM. And to be sincere, I'm very satisfied with performance on Stock + Googy 1.2.9.